$(function(){
    //页面加载完就执行
	// 回到首页
	$(".returnIndex").on("click", function(){
		window.location = "index.action";
	});
	
	// 返回前一页
	$(".").on("click", function(){
		window.location = "index.action";
		//window.history.back(-1);
		//window.location.go(-1);
		//location.reload();
		//window.history.back();
		//window.location.href=document.referrer;
	});
});